[Reason077]

It’s about interchange fees on cross-border transactions following Brexit. Amazon sells many good to UK customers from its EU warehouses, but such transactions are no longer protected by the EU & UK interchange fee caps (if the customer is using a UK-issued card).

[alibarber]

All transactions are UK -> Amazon Luxembourg, regardless of where the goods are shipped from, the majority are from within UK warehouses.

Amazon is simply taking the money in Luxembourg and landing the profits there instead of the UK. This is now more expensive to do from UK customers.